Home / 5,541-8,311.50-2,075.82

Finding the Fourth Proportional to 5,541, 8,311.50 and 2,075.82

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Solution

The fourth proportional to 5,541, 8,311.50 and 2,075.82 is: 3,113.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,541 : 8,311.50 = 2,075.82 : x
  2. Step 2: Convert to fraction form
    5,541/8,311.50 = 2,075.82/x
  3. Step 3: Cross multiply
    5,541x = 8,311.50 × 2,075.82
  4. Step 4: Simplify right side
    5,541x = 17,253,177.93
  5. Step 5: Solve for x
    x = 17,253,177.93/5,541
  6. Step 6: Final answer
    x = 3,113.73

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.